Hi my name is rajeev . I have been using this phone for last four month and I love this phone . it is good phone on user. and spesification 3gb ram and internal storage 16gb and back back camra is 13 mp and back front 8mb . and it is 4g phone I thik sound quality is not good other. but it is a good phone . and phone feature are so good . and bettery of phone 3300 mah . it is powerfull bettery and very good bettery provied in user . and other feature is j7 best in all these phones and their phone display quality we are are video to any angle and bettery backup is good.